github.com/afumu/libc@v0.0.6/musl/src/signal/getitimer.c (about)

     1  #include <sys/time.h>
     2  #include "syscall.h"
     3  
     4  int getitimer(int which, struct itimerval *old)
     5  {
     6  	if (sizeof(time_t) > sizeof(long)) {
     7  		long old32[4];
     8  		int r = __syscall(SYS_getitimer, which, old32);
     9  		if (!r) {
    10  			old->it_interval.tv_sec = old32[0];
    11  			old->it_interval.tv_usec = old32[1];
    12  			old->it_value.tv_sec = old32[2];
    13  			old->it_value.tv_usec = old32[3];
    14  		}
    15  		return __syscall_ret(r);
    16  	}
    17  	return syscall(SYS_getitimer, which, old);
    18  }